I wonder what would have happened if he’d asked “When did you become enlightened?”.

I think it’s in the preface to Zen Mind, Beginner’s Mind that one of Shunryu Suzuki’s biographers tells of asking him why he never writes about satori. Suzuki’s wife immediately cuts in with “Because he’s never had it”. Shunryu whacks her with a fan and says “Shh! Secret!”.